Gorkhaland Territorial Administration Tender

Plum concrete work with 40 % cement concrete with 30 mm down graded stone metal and 60 % stone boulder of size 150 mm and above, placed in position as directed excluding shuttering if any. 1:3:6 proportion

Back filling behind abutment wing wall and retrun wall complete as per drawing and technical specification. A) Granular materials.

Hire and labour charges for Shuttering with or without staging upto 4.0 m height using approved stout props with wooden planks/ply wood/steel sheet plate with required bracing for any kind of plain or reinforced concrete works in all sorts of minor struct

Labour for laying 150 mm to 200 mm boulder soling including rough dressing hand packing and ramming down small pieces in the interstics including rolling and preparing the bed to proper level and filling up all joints with sandy clay or earth.

Lying stone boulder/ stone set edgiing with rough dressing the boulder, cutting necessary trenches in all classes of soil or existing road crust and refilling the trenches with spoils ramming the side and side packing with earthern bundh one metre wide wall complete as per specification and direction of ENgineer in charge including cost of boulder / stone set.

Hand packed rough dresed stone work with boulder.

(II) Cement concrete with 30 mm down graded shingles excluding shuttering. N.B. Variety In ground floor

Plaster(to wall, floor, ceiling etc.) with sand and cement mortar including rounding off or chamfering corners as driecterd and raking out joints including throating nosing and drip course, saffolding / staging where necessary (Ground floor) 15mm thick (4

Neat cement punning.over plastered surface.

Providing and laying cement concrete with or without reinforcement in any part of foundation nsub structure / super structure or bridges culverts with graded stone chips / gravel / bazrees of specific nominal sizes, including screening and cleaning of corase aggregates and ssand cost of curing with water including cost and carriagae of all materials but excluding cost of form work and reinforcement works complete.

Supplying, fitting and placing HYSD bar reinforcement in Bridge Super-structure including initial straightening, straightening of coils bars, removal of loose rust (if any), cutting to requisite length bending, binding with annealed wire not less than 1 mm in size and conforming to IS 280 at every intersection hooked and bent to correct shape and placed on forms etc. including cost of black annealed wire and cost of loading, unloading,carriage of all steel materials complete as per drawing and technical specifications. NOTE: The rate provided is exclusive of cost of steelmaterials. Construction wing should add cost & carriage of 1.05 MT (considering 5% wastage) of steel materials to arrive at the final consolidated item rate. .

Providing laying spreading and compacting stone aggregates of specifc sizes to water hound macadam specificatio nincluding spreading in uniform thickness, hand packing, rolling with vibratory roller 8 to 10 Tonne in stages to proper grade and camber, applying and brooming requisite type of screening / binding magerials to fill up the interstices of coarse aggregates, watering including lighting guarding barricading and making necessary earthen bundh of one metre width on each side and preparing the bed by necessary cutting or filling including cost of all materials and hire and labour charges of all men and machineries and compacting to the requried density, as per lause 404 of specification.

Providing and applying tack coat with cationic bitumen emulsion of approved graded conforming to IS 8887:1978 on the prepared surface cleaned with hydraulic broom, moistening the surface including cost and carriage of emulsion, hire charges of machinery and labour cost of fuel and lubricants all complete. i) On bituminous surface

Providing, laying and rolling of Open - graded premix surfacing of 20 mm thickness composed of 13.2 mm (@ 0.018 m³ per m²) and 11.2 mm (@ 0.009 m³ per m²) size stone aggregates, including thoroughly cleaning of the surface, screening, cleaning and pre-heating stone chips and fully pre-coating the same either using viscosity grade paving bitumen or cut-back or emulsion, carrying the mixture by any suitable arrangements, laying the mixture uniformly over the surface, including line, grade and level to serve as wearing course on a previously prepared base, including mixing in Mobile Hot Mix Plant (Light Duty) and thoroughly rolling with a smooth wheeled roller 8-10 tonne capacity, finished to required level and grades including the cost and carriage of stone chips and matrix, heating the matrix, preheating the aggregates to required temperature and including the hire charges of Mobile Hot Mix Plant (Light Duty) and other machinery, pay of operators, cost of fuel and lubricants etc. complete to be followed by seal coat of either Type A or Type B as per Technical Specification Clause 508 for Rural Roads of MORD.

Providing and laying liquid seal coat (Type A) with appproved quality stone chips and bitumen binder on thoroughly clearned black top surface, spreading screened and cleaned stone aggregates (100% passing through 11.2mm sevei and retained on 2.36mm seve) uniformly @ 0.009m3 of dry aggregates per 10m2 of area using suitable means, brushing the chips, if necessary to ensure unformly followed by rolling with power roller including the cost and carriage o fbinder and stone chips, cost of heating the binder and all other incidental charges, cost of fuel and lubricants including hire charges of machineries tools and plants required for construction and quality control cokplete.

Providing weep holes inbrick maosnry / plain/ reinforced concrete abutment, wing wall / return wall with 100mm dia AC pipe, extending through the full width of the structure with slope of 1V:20H towards drawing face, cokmplete as per drawing and technical specifications.